| 0,0 → 1,60 |
|---|
| /* Implement the xstrndup function. |
| Copyright (C) 2005 Free Software Foundation, Inc. |
| Written by Kaveh R. Ghazi <ghazi@caip.rutgers.edu>. |
| |
| This file is part of the libiberty library. |
| Libiberty is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Library General Public |
| License as published by the Free Software Foundation; either |
| version 2 of the License, or (at your option) any later version. |
| |
| Libiberty is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Library General Public License for more details. |
| |
| You should have received a copy of the GNU Library General Public |
| License along with libiberty; see the file COPYING.LIB. If |
| not, write to the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor, |
| Boston, MA 02110-1301, USA. */ |
| |
| /* |
| |
| @deftypefn Replacement char* xstrndup (const char *@var{s}, size_t @var{n}) |
| |
| Returns a pointer to a copy of @var{s} with at most @var{n} characters |
| without fail, using @code{xmalloc} to obtain memory. The result is |
| always NUL terminated. |
| |
| @end deftypefn |
| |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| #include "config.h" |
| #endif |
| #include <sys/types.h> |
| #ifdef HAVE_STRING_H |
| #include <string.h> |
| #else |
| # ifdef HAVE_STRINGS_H |
| # include <strings.h> |
| # endif |
| #endif |
| #include "ansidecl.h" |
| #include "libiberty.h" |
| |
| char * |
| xstrndup (const char *s, size_t n) |
| { |
| char *result; |
| size_t len = strlen (s); |
| |
| if (n < len) |
| len = n; |
| |
| result = XNEWVEC (char, len + 1); |
| |
| result[len] = '\0'; |
| return (char *) memcpy (result, s, len); |
| } |